package cn.swust.designpatternlearningplatform.service;

import cn.swust.designpatternlearningplatform.common.Result.R;
import cn.swust.designpatternlearningplatform.domain.entity.About;

import java.util.List;

public interface AboutService {
    R add(About about);

    R update(About about);

    R delete(List<Integer> list);

    R selectAll();
}
